yang: use leafref instead of string

Signed-off-by: Igor Ryzhov <iryzhov@nfware.com>

1 files changed, 7 insertions, 8 deletions

diff --git a/yang/frr-bfdd.yang b/yang/frr-bfdd.yang
index 4b7785e690..5b434162d0 100644
--- a/yang/frr-bfdd.yang
+++ b/yang/frr-bfdd.yang
@@ -12,6 +12,9 @@ module frr-bfdd {
   import frr-interface {
     prefix frr-interface;
   }
+  import frr-vrf {
+    prefix frr-vrf;
+  }
   import frr-route-types {
     prefix frr-route-types;
   }
@@ -396,14 +399,12 @@ module frr-bfdd {
           }
 
           leaf interface {
-            type string {
-              length "0..16";
-            }
+            type frr-interface:interface-ref;
             description "Interface to use to contact peer";
           }
 
           leaf vrf {
-            type string;
+            type frr-vrf:vrf-ref;
             description "Virtual Routing Domain name";
           }
 
@@ -441,14 +442,12 @@ module frr-bfdd {
           }
 
           leaf interface {
-            type string {
-              length "0..16";
-            }
+            type frr-interface:interface-ref;
             description "Interface to use to contact peer";
           }
 
           leaf vrf {
-            type string;
+            type frr-vrf:vrf-ref;
             description "Virtual Routing Domain name";
           }